Buydig.com has the popular Sony WH-1000XM4 Bluetooth Wireless Noise Canceling Over-Ear Headphones with Mic and NFC, 2020 model (Silver), bundled with an Energy Core Max 20000mAh Power Bank for $278 with free shipping.
For the same price, choose the headphones (Silver only) with these alternate bonus items:
Shell Shocker! Today only. Newegg with Humpty Dumpty has the refurbished Sony MDR-ZX220BT/B Wireless Bluetooth On-Ear Headphones (Black) on sale for $28 with free shipping. Has 30mm drivers, 100dB sensitivity, and 20Hz - 20kHz frequency range.
eBay with secondipity has the manufacturer refurbished Sony WF-SP800N True Wireless Noise-Cancelling In-Ear Headphones with Mic and Alexa Voice Control (Black, WFSP800N/B or Blue, WFSP800N/L) for $75 - 20% off with coupon code PREZDAY20 [Exp 2/15] = $60 with free shipping.